In 1990 the US government promised the then president of the Soviet Union, Mikhail Gorbachev, that the Atlantic Alliance would not expand to the East.
Bolivia’s opposition entered a putschist phase against president Evo Morales. The ongoing coup is financed by the US, who learnt from previous experiences on how to make their moves, sustaining a narrative against the government and empowering local actors, which are heavily funded for their trips around the territory.
Conspiracy theory. No evidence is provided to support the claim.
This is part of a recurrent disinformation narrative about US-led regime change operations against left wing governments in Latin America. You can see other examples of this, such as the alleged presence of a US marine in the Venezuelan barricades and the promotion of a Ukraine-style 'colour revolution', the training of Venezuelan exiles in Guyana for military operations inside the country, preparations for a military intervention after forcing Brazil to join NATO, deliberate blackouts in South America caused by the US, or the existence of plans for the secession of oil-rich regions in both Venezuela and Mexico.